1)16003 Open 2)high precision 3)bearing steel 4) low vibration,low noise ,low friction and high ... -3 ABEC-5Number of RowSingle RowInner Diameter17mmOutside Diameter35mmWidth9mmUsesGeneralDeep groove ball bearing 16003 openWe have open ,ZZ ,2RS ,Z ,RS.Under the ... normal storage and preserve protect condition, the bearing's rustresisting period is half a year over, you should ...